IRCT20101108005134N15 IRCT 2023-07-11 Semnan University of Medical Sciences Effectiveness of local heat on newborns' pain Effect of local heat on the pain severity due to urine bag removal in the preterm newborns 2023-07-16 anticipated 60 Complete https://irct.ir/trial/65388 interventional Randomization: Randomized, Blinding: Not blinded, Placebo: Not used, Assignment: Parallel, Purpose: Supportive, Randomization description: After entering the study, infants are divided into the intervention and control groups based on a 4-block randomized design. The randomization unit is individual. The number of newborns is equal in each group. There isn't stratified randomization and allocation concealment. Randomization is performed by following the website: www.sealedenvelope.com. 2-3 Premature newborn. Intervention 1: Intervention group: Applying local heat using a heating pad with dimensions of 16 x 8 and a temperature of 34 to 37 degrees Celsius for 5 minutes on the pubic area. The heating pad has a cover so that the baby's skin is not damaged. Intervention 2: Control group: No special action is taken in this group and it serves as a witness for the intervention group. Undecided - It is not yet known if there will be a plan to make this available Justification or reason for indecision in sharing IPD is Not publishing paper